On a whim, Bill Cipher takes a short break and returns to Gravity Falls with the young Harry Potter under his arm. Ten years later, Harry arrives at Hogwarts with a love of physical pain, a stash of severed heads, and dexterity in demon magic. Inexplicably Human!Bill sometimes but not always. INCONSISTENT UPDATES.
Rated: T - English - Humor/Supernatural - Chapters: 9 - Words: 8,953 - Reviews: 102 - Favs: 149 - Follows: 181 - Updated: 8/8 - Published: 4/2 - Harry P., Bill